AM29F040B-120EF View Datasheet(PDF) - Spansion Inc.

Part Name

Description

Manufacturer

AM29F040B-120EF

4 Megabit (512 K x 8-Bit) CMOS 5.0 Volt-only/ Uniform Sector Flash Memory

Spansion Inc. 

AC CHARACTERISTICS

DATA SHEET

Addresses

CE#

OE#

WE#

DQ7

DQ0–DQ6

tRC

VA

tACC

tCE

tCH

tOEH

tOE

tDF

tOH

Complement

Status Data

VA

Complement True

Status Data True

VA

Valid Data

Valid Data

High Z

High Z

Note: VA = Valid address. Illustration shows first status cycle after command sequence, last status read cycle, and array data

read cycle .

Figure 11. Data# Polling Timings (During Embedded Algorithms)

Addresses

CE#

OE#

WE#

DQ6/DQ2

tRC

VA

tACC

tCE

tCH

tOE

tOEH

tDF

High Z

tOH

Valid Status

(first read)

VA

Valid Status

(second read)

VA

VA

Valid Status

(stops toggling)

Valid Data

Note:

VA = Valid address; not required for DQ6. Illustration shows first two status cycle after command sequence, last status read cycle,

and array data read cycle.

Figure 12. Toggle Bit Timings (During Embedded Algorithms)

24

Am29F040B

21445E6 March 3, 2009

Share Link: